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Fix build with OpenSSL on earlier versions.
[exim.git] / src / src / functions.h
CommitLineData
059ec3d9
PH		 1/*************************************************
2* Exim - an Internet mail transport agent *
3*************************************************/
4
5a66c31b 5/* Copyright (c) University of Cambridge 1995 - 2014 */
059ec3d9
PH		 6/* See the file NOTICE for conditions of use and distribution. */
7
8
9/* Prototypes for functions that appear in various modules. Gathered together
10to avoid having a lot of tiddly little headers with only a couple of lines in
11them. However, some functions that are used (or not used) by utility programs
12are in in fact in separate headers. */
13
14
15#ifdef EXIM_PERL
16extern uschar *call_perl_cat(uschar *, int *, int *, uschar **, uschar *,
17 uschar **);
18extern void cleanup_perl(void);
19extern uschar *init_perl(uschar *);
20#endif
21
22
23#ifdef SUPPORT_TLS
a799883d
PP		 24extern const char *
25 std_dh_prime_default(void);
26extern const char *
27 std_dh_prime_named(const uschar *);
9d1c15ef
JH		 28
29extern uschar * tls_cert_crl_uri(void *);
30extern uschar * tls_cert_ext_by_oid(void *, uschar *, int);
31extern uschar * tls_cert_issuer(void *);
32extern uschar * tls_cert_not_before(void *);
33extern uschar * tls_cert_not_after(void *);
34extern uschar * tls_cert_ocsp_uri(void *);
35extern uschar * tls_cert_serial_number(void *);
36extern uschar * tls_cert_signature(void *);
37extern uschar * tls_cert_signature_algorithm(void *);
38extern uschar * tls_cert_subject(void *);
39extern uschar * tls_cert_subject_altname(void *);
40extern uschar * tls_cert_version(void *);
41
f5d78688 42extern int tls_client_start(int, host_item *, address_item *,
83da1223 43 uschar *, uschar *, uschar *, uschar *, uschar *, uschar *,
f5d78688
JH		 44# ifdef EXPERIMENTAL_OCSP
45 uschar *,
46# endif
a63be306 47 int, int, uschar *, uschar *);
817d9f57 48extern void tls_close(BOOL, BOOL);
9d1c15ef 49extern int tls_export_cert(uschar *, size_t, void *);
059ec3d9
PH		 50extern int tls_feof(void);
51extern int tls_ferror(void);
9d1c15ef 52extern void tls_free_cert(void *);
059ec3d9 53extern int tls_getc(void);
9d1c15ef 54extern int tls_import_cert(const uschar *, void **);
817d9f57 55extern int tls_read(BOOL, uschar *, size_t);
17c76198 56extern int tls_server_start(const uschar *);
58eb016e 57extern BOOL tls_smtp_buffered(void);
059ec3d9 58extern int tls_ungetc(int);
389ca47a 59extern int tls_write(BOOL, const uschar *, size_t);
3375e053 60extern uschar *tls_validate_require_cipher(void);
36f12725 61extern void tls_version_report(FILE *);
77bb000f
PP		 62#ifndef USE_GNUTLS
63extern BOOL tls_openssl_options_parse(uschar *, long *);
64#endif
35aba663 65#endif /*SUPPORT_TLS*/
059ec3d9
PH		 66
67
68/* Everything else... */
69
70extern acl_block *acl_read(uschar *(*)(void), uschar **);
71extern int acl_check(int, uschar *, uschar *, uschar **, uschar **);
05caaeaa 72extern int acl_eval(int, uschar *, uschar **, uschar **);
333eea9c 73
38a0a95f
PH		 74extern tree_node *acl_var_create(uschar *);
75extern void acl_var_write(uschar *, uschar *, void *);
059ec3d9
PH		 76extern uschar *auth_b64encode(uschar *, int);
77extern int auth_b64decode(uschar *, uschar **);
78extern int auth_call_pam(uschar *, uschar **);
79extern int auth_call_pwcheck(uschar *, uschar **);
80extern int auth_call_radius(uschar *, uschar **);
81extern int auth_call_saslauthd(uschar *, uschar *, uschar *, uschar *,
82 uschar **);
16ff981e 83extern int auth_check_serv_cond(auth_instance *);
44bbabb5
PP		 84extern int auth_check_some_cond(auth_instance *, uschar *, uschar *, int);
85
059ec3d9
PH		 86extern int auth_get_data(uschar **, uschar *, int);
87extern int auth_get_no64_data(uschar **, uschar *);
88extern uschar *auth_xtextencode(uschar *, int);
89extern int auth_xtextdecode(uschar *, uschar **);
90
2e5b33cd 91extern void cancel_cutthrough_connection(const char *);
32d668a5 92extern int check_host(void *, uschar *, uschar **, uschar **);
059ec3d9
PH		 93extern uschar **child_exec_exim(int, BOOL, int *, BOOL, int, ...);
94extern pid_t child_open_uid(uschar **, uschar **, int, uid_t *, gid_t *,
95 int *, int *, uschar *, BOOL);
e4bdf652
JH		 96extern uschar *cutthrough_finaldot(void);
97extern BOOL cutthrough_flush_send(void);
98extern BOOL cutthrough_headers_send(void);
99extern BOOL cutthrough_predata(void);
100extern BOOL cutthrough_puts(uschar *, int);
101extern BOOL cutthrough_put_nl(void);
059ec3d9
PH		 102
103extern void daemon_go(void);
6a8f9482
TK		 104
105#ifdef EXPERIMENTAL_DCC
106extern int dcc_process(uschar **);
107#endif
108
ed7f7860 109extern void debug_logging_activate(uschar *, uschar *);
059ec3d9
PH		 110extern void debug_print_argv(uschar **);
111extern void debug_print_ids(uschar *);
112extern void debug_print_string(uschar *);
113extern void debug_print_tree(tree_node *);
1ba28e2b 114extern void debug_vprintf(const char *, va_list);
ed7f7860
PP		 115extern void decode_bits(unsigned int *, unsigned int *,
116 int, int, uschar *, bit_table *, int, uschar *, int);
059ec3d9 117extern address_item *deliver_make_addr(uschar *, BOOL);
817d9f57 118extern void delivery_log(int, address_item *, int, uschar *);
059ec3d9 119extern int deliver_message(uschar *, BOOL, BOOL);
e0df1c83 120extern void deliver_msglog(const char *, ...) PRINTF_FUNCTION(1,2);
059ec3d9
PH		 121extern void deliver_set_expansions(address_item *);
122extern int deliver_split_address(address_item *);
123extern void deliver_succeeded(address_item *);
8523533c
TK		 124#ifdef WITH_OLD_DEMIME
125extern int demime(uschar **);
126#endif
1ba28e2b 127extern BOOL directory_make(const uschar *, const uschar *, int, BOOL);
80a47a2c 128#ifndef DISABLE_DKIM
f7572e5a
TK		 129extern BOOL dkim_transport_write_message(address_item *, int, int,
130 int, uschar *, uschar *, uschar *, uschar *, rewrite_rule *,
80a47a2c 131 int, uschar *, uschar *, uschar *, uschar *, uschar *, uschar *);
f7572e5a 132#endif
059ec3d9
PH		 133extern dns_address *dns_address_from_rr(dns_answer *, dns_record *);
134extern void dns_build_reverse(uschar *, uschar *);
8c51eead 135extern void dns_init(BOOL, BOOL, BOOL);
059ec3d9 136extern int dns_basic_lookup(dns_answer *, uschar *, int);
1f4a55da 137extern BOOL dns_is_secure(dns_answer *);
059ec3d9 138extern int dns_lookup(dns_answer *, uschar *, int, uschar **);
33397d19 139extern int dns_special_lookup(dns_answer *, uschar *, int, uschar **);
059ec3d9
PH		 140extern dns_record *dns_next_rr(dns_answer *, dns_scan *, int);
141extern uschar *dns_text_type(int);
36a3ae5f 142extern void dscp_list_to_stream(FILE *);
9e4f5962 143extern BOOL dscp_lookup(const uschar *, int, int *, int *, int *);
059ec3d9
PH		 144
145extern void enq_end(uschar *);
146extern BOOL enq_start(uschar *);
147extern void exim_exit(int);
148extern void exim_nullstd(void);
149extern void exim_setugid(uid_t, gid_t, BOOL, uschar *);
150extern int exim_tvcmp(struct timeval *, struct timeval *);
151extern void exim_wait_tick(struct timeval *, int);
152extern BOOL expand_check_condition(uschar *, uschar *, uschar *);
153extern uschar *expand_string(uschar *);
154extern uschar *expand_string_copy(uschar *);
97d17305 155extern int_eximarith_t expand_string_integer(uschar *, BOOL);
d9b2312b 156extern void modify_variable(uschar *, void *);
059ec3d9
PH		 157
158extern int filter_interpret(uschar *, int, address_item **, uschar **);
159extern BOOL filter_personal(string_item *, BOOL);
f05da2e8 160extern BOOL filter_runtest(int, uschar *, BOOL, BOOL);
059ec3d9
PH		 161extern BOOL filter_system_interpret(address_item **, uschar **);
162
362145b5
JH		 163extern uschar * fn_hdrs_added(void);
164
1ba28e2b 165extern void header_add(int, const char *, ...);
059ec3d9
PH		 166extern int header_checkname(header_line *, BOOL);
167extern BOOL header_match(uschar *, BOOL, BOOL, string_item *, int, ...);
7cd1141b 168extern int host_address_extract_port(uschar *);
059ec3d9
PH		 169extern uschar *host_and_ident(BOOL);
170extern int host_aton(uschar *, int *);
171extern void host_build_hostlist(host_item **, uschar *, BOOL);
172extern ip_address_item *host_build_ifacelist(uschar *, uschar *);
173extern void host_build_log_info(void);
174extern void host_build_sender_fullhost(void);
322050c2 175extern BOOL host_find_byname(host_item *, uschar *, int, uschar **, BOOL);
059ec3d9 176extern int host_find_bydns(host_item *, uschar *, int, uschar *, uschar *,
8c51eead 177 uschar *, uschar *, uschar *, uschar **, BOOL *);
059ec3d9
PH		 178extern ip_address_item *host_find_interfaces(void);
179extern BOOL host_is_in_net(uschar *, uschar *, int);
180extern BOOL host_is_tls_on_connect_port(int);
7cd1141b 181extern int host_item_get_port(host_item *);
059ec3d9
PH		 182extern void host_mask(int, int *, int);
183extern int host_name_lookup(void);
6f0c9a4f 184extern int host_nmtoa(int, int *, int, uschar *, int);
059ec3d9
PH		 185extern uschar *host_ntoa(int, const void *, uschar *, int *);
186extern int host_scan_for_local_hosts(host_item *, host_item **, BOOL *);
187
83e029d5 188extern void invert_address(uschar *, uschar *);
059ec3d9
PH		 189extern int ip_bind(int, int, uschar *, int);
190extern int ip_connect(int, int, uschar *, int, int);
b1f8e4f8
JH		 191extern int ip_connectedsocket(int, const uschar *, int, int,
192 int, host_item *, uschar **);
13363eba 193extern int ip_get_address_family(int);
059ec3d9
PH		 194extern void ip_keepalive(int, uschar *, BOOL);
195extern int ip_recv(int, uschar *, int, int);
196extern int ip_socket(int, int);
197
921b12ca 198extern uschar *local_part_quote(uschar *);
4840604e 199extern int log_create(uschar *);
921b12ca 200extern int log_create_as_exim(uschar *);
059ec3d9
PH		 201extern void log_close_all(void);
202
8523533c
TK		 203#ifdef WITH_CONTENT_SCAN
204extern int malware(uschar **);
dbc4b90d 205extern int malware_in_file(uschar *);
8523533c 206#endif
059ec3d9
PH		 207extern int match_address_list(uschar *, BOOL, BOOL, uschar **,
208 unsigned int *, int, int, uschar **);
209extern int match_check_list(uschar **, int, tree_node **, unsigned int **,
210 int(*)(void *, uschar *, uschar **, uschar **), void *, int,
211 uschar *, uschar **);
212extern int match_isinlist(uschar *, uschar **, int, tree_node **,
213 unsigned int *, int, BOOL, uschar **);
214extern int match_check_string(uschar *, uschar *, int, BOOL, BOOL, BOOL,
215 uschar **);
216extern void md5_end(md5 *, const uschar *, int, uschar *);
217extern void md5_mid(md5 *, const uschar *);
218extern void md5_start(md5 *);
219extern void millisleep(int);
8523533c
TK		 220#ifdef WITH_CONTENT_SCAN
221struct mime_boundary_context;
54cdb463
PH		 222extern int mime_acl_check(uschar *acl, FILE *f,
223 struct mime_boundary_context *, uschar **, uschar **);
8523533c
TK		 224extern int mime_decode(uschar **);
225extern int mime_regex(uschar **);
226#endif
059ec3d9
PH		 227extern uschar *moan_check_errorcopy(uschar *);
228extern BOOL moan_skipped_syntax_errors(uschar *, error_block *, uschar *,
229 BOOL, uschar *);
e0df1c83 230extern void moan_smtp_batch(uschar *, const char *, ...) PRINTF_FUNCTION(2,3);
1ba28e2b 231extern void moan_tell_someone(uschar *, address_item *,
e0df1c83 232 const uschar *, const char *, ...) PRINTF_FUNCTION(4,5);
059ec3d9 233extern BOOL moan_to_sender(int, error_block *, header_line *, FILE *, BOOL);
0e22dfd1 234extern void moan_write_from(FILE *);
1ba28e2b 235extern FILE *modefopen(const uschar *, const char *, mode_t);
059ec3d9 236
e4bdf652
JH		 237extern void open_cutthrough_connection( address_item * addr );
238
059ec3d9
PH		 239extern uschar *parse_extract_address(uschar *, uschar **, int *, int *, int *,
240 BOOL);
241extern int parse_forward_list(uschar *, int, address_item **, uschar **,
242 uschar *, uschar *, error_block **);
243extern uschar *parse_find_address_end(uschar *, BOOL);
244extern uschar *parse_find_at(uschar *);
245extern uschar *parse_fix_phrase(uschar *, int, uschar *, int);
30dba1e6 246extern uschar *parse_message_id(uschar *, uschar **, uschar **);
46218253 247extern uschar *parse_quote_2047(uschar *, int, uschar *, uschar *, int, BOOL);
43ad7b7d 248extern uschar *parse_date_time(uschar *str, time_t *t);
17c76198
PP		 249extern int vaguely_random_number(int);
250#ifdef SUPPORT_TLS
251extern int vaguely_random_number_fallback(int);
252#endif
059ec3d9
PH		 253
254extern BOOL queue_action(uschar *, int, uschar **, int, int);
255extern void queue_check_only(void);
256extern void queue_list(int, uschar **, int);
257extern void queue_count(void);
258extern void queue_run(uschar *, uschar *, BOOL);
259
260extern int random_number(int);
8523533c
TK		 261#ifdef WITH_CONTENT_SCAN
262extern int recv_line(int, uschar *, int);
263#endif
e4a89c47 264extern int rda_interpret(redirect_block *, int, uschar *, uschar *,
efd9a422
MH		 265 uschar *, uschar *, uschar *, ugid_block *, address_item **,
266 uschar **, error_block **, int *, uschar *);
059ec3d9
PH		 267extern int rda_is_filter(const uschar *);
268extern BOOL readconf_depends(driver_instance *, uschar *);
269extern void readconf_driver_init(uschar *, driver_instance **,
270 driver_info *, int, void *, int, optionlist *, int);
271extern uschar *readconf_find_option(void *);
272extern void readconf_main(void);
12f69989 273extern void readconf_print(uschar *, uschar *, BOOL);
059ec3d9
PH		 274extern uschar *readconf_printtime(int);
275extern uschar *readconf_readname(uschar *, int, uschar *);
276extern int readconf_readtime(uschar *, int, BOOL);
cb46fd2b 277extern void readconf_rest();
059ec3d9 278extern uschar *readconf_retry_error(uschar *, uschar *, int *, int *);
328895cc 279extern void read_message_body(BOOL);
8f128379 280extern void receive_bomb_out(uschar *, uschar *);
059ec3d9
PH		 281extern BOOL receive_check_fs(int);
282extern BOOL receive_check_set_sender(uschar *);
283extern BOOL receive_msg(BOOL);
8e669ac1 284extern int receive_statvfs(BOOL, int *);
059ec3d9 285extern void receive_swallow_smtp(void);
8523533c
TK		 286#ifdef WITH_CONTENT_SCAN
287extern int regex(uschar **);
288#endif
059ec3d9
PH		 289extern BOOL regex_match_and_setup(const pcre *, uschar *, int, int);
290extern const pcre *regex_must_compile(uschar *, BOOL, BOOL);
291extern void retry_add_item(address_item *, uschar *, int);
292extern BOOL retry_check_address(uschar *, host_item *, uschar *, BOOL,
293 uschar **, uschar **);
294extern retry_config *retry_find_config(uschar *, uschar *, int, int);
ba9af0af
TF		 295extern BOOL retry_ultimate_address_timeout(uschar *, uschar *,
296 dbdata_retry *, time_t);
059ec3d9
PH		 297extern void retry_update(address_item **, address_item **, address_item **);
298extern uschar *rewrite_address(uschar *, BOOL, BOOL, rewrite_rule *, int);
299extern uschar *rewrite_address_qualify(uschar *, BOOL);
300extern header_line *rewrite_header(header_line *, uschar *, uschar *,
301 rewrite_rule *, int, BOOL);
302extern uschar *rewrite_one(uschar *, int, BOOL *, BOOL, uschar *,
303 rewrite_rule *);
304extern void rewrite_test(uschar *);
305extern uschar *rfc2047_decode2(uschar *, BOOL, uschar *, int, int *, int *,
306 uschar **);
307extern int route_address(address_item *, address_item **, address_item **,
308 address_item **, address_item **, int);
309extern int route_check_prefix(uschar *, uschar *);
310extern int route_check_suffix(uschar *, uschar *);
311extern BOOL route_findgroup(uschar *, gid_t *);
312extern BOOL route_finduser(uschar *, struct passwd **, uid_t *);
313extern BOOL route_find_expanded_group(uschar *, uschar *, uschar *, gid_t *,
314 uschar **);
315extern BOOL route_find_expanded_user(uschar *, uschar *, uschar *,
316 struct passwd **, uid_t *, uschar **);
317extern void route_init(void);
318extern void route_tidyup(void);
319
320extern uschar *search_find(void *, uschar *, uschar *, int, uschar *, int,
321 int, int *);
322extern int search_findtype(uschar *, int);
323extern int search_findtype_partial(uschar *, int *, uschar **, int *,
324 int *);
325extern void *search_open(uschar *, int, int, uid_t *, gid_t *);
326extern void search_tidyup(void);
e0df1c83 327extern void set_process_info(const char *, ...) PRINTF_FUNCTION(1,2);
059ec3d9
PH		 328extern void sha1_end(sha1 *, const uschar *, int, uschar *);
329extern void sha1_mid(sha1 *, const uschar *);
330extern void sha1_start(sha1 *);
e4a89c47 331extern int sieve_interpret(uschar *, int, uschar *, uschar *, uschar *,
efd9a422 332 uschar *, address_item **, uschar **);
059ec3d9 333extern void sigalrm_handler(int);
58eb016e 334extern BOOL smtp_buffered(void);
059ec3d9 335extern void smtp_closedown(uschar *);
9e4f5962 336extern int smtp_connect(host_item *, int, int, uschar *, int, BOOL, const uschar *);
059ec3d9
PH		 337extern int smtp_feof(void);
338extern int smtp_ferror(void);
339extern uschar *smtp_get_connection_info(void);
340extern BOOL smtp_get_interface(uschar *, int, address_item *, BOOL *,
341 uschar **, uschar *);
342extern BOOL smtp_get_port(uschar *, address_item *, int *, uschar *);
343extern int smtp_getc(void);
344extern int smtp_handle_acl_fail(int, int, uschar *, uschar *);
b4ed4da0 345extern void smtp_log_no_mail(void);
4e88a19f 346extern void smtp_message_code(uschar **, int *, uschar **, uschar **);
059ec3d9 347extern BOOL smtp_read_response(smtp_inblock *, uschar *, int, int, int);
a5bd321b 348extern void smtp_respond(uschar *, int, BOOL, uschar *);
8f128379 349extern void smtp_notquit_exit(uschar *, uschar *, uschar *, ...);
059ec3d9
PH		 350extern void smtp_send_prohibition_message(int, uschar *);
351extern int smtp_setup_msg(void);
352extern BOOL smtp_start_session(void);
353extern int smtp_ungetc(int);
d7b47fd0 354extern BOOL smtp_verify_helo(void);
e0df1c83 355extern int smtp_write_command(smtp_outblock *, BOOL, const char *, ...) PRINTF_FUNCTION(3,4);
8523533c
TK		 356#ifdef WITH_CONTENT_SCAN
357extern int spam(uschar **);
8544e77a 358extern FILE *spool_mbox(unsigned long *, uschar *);
8523533c 359#endif
059ec3d9
PH		 360extern BOOL spool_move_message(uschar *, uschar *, uschar *, uschar *);
361extern BOOL spool_open_datafile(uschar *);
362extern int spool_open_temp(uschar *);
363extern int spool_read_header(uschar *, BOOL, BOOL);
364extern int spool_write_header(uschar *, int, uschar **);
365extern int stdin_getc(void);
366extern int stdin_feof(void);
367extern int stdin_ferror(void);
368extern int stdin_ungetc(int);
369extern uschar *string_append(uschar *, int *, int *, int, ...);
76146973 370extern uschar *string_append_listele(uschar *, uschar, const uschar *);
059ec3d9
PH		 371extern uschar *string_base62(unsigned long int);
372extern uschar *string_cat(uschar *, int *, int *, const uschar *, int);
373extern uschar *string_copy_dnsdomain(uschar *);
374extern uschar *string_copy_malloc(uschar *);
375extern uschar *string_copylc(uschar *);
376extern uschar *string_copynlc(uschar *, int);
377extern uschar *string_dequote(uschar **);
81f91683 378extern BOOL string_format(uschar *, int, const char *, ...) ALMOST_PRINTF(3,4);
059ec3d9
PH		 379extern uschar *string_format_size(int, uschar *);
380extern int string_interpret_escape(uschar **);
b1f8e4f8 381extern int string_is_ip_address(const uschar *, int *);
059ec3d9
PH		 382extern uschar *string_log_address(address_item *, BOOL, BOOL);
383extern uschar *string_nextinlist(uschar **, int *, uschar *, int);
e0df1c83 384extern uschar *string_open_failed(int, const char *, ...) PRINTF_FUNCTION(2,3);
059ec3d9 385extern uschar *string_printing2(uschar *, BOOL);
e28326d8 386extern uschar *string_split_message(uschar *);
c7396ac5 387extern uschar *string_unprinting(uschar *);
1ba28e2b
PP		 388extern BOOL string_vformat(uschar *, int, const char *, va_list);
389extern int strcmpic(const uschar *, const uschar *);
390extern int strncmpic(const uschar *, const uschar *, int);
059ec3d9
PH		 391extern uschar *strstric(uschar *, uschar *, BOOL);
392
393extern uschar *tod_stamp(int);
35aba663 394extern void tls_modify_variables(tls_support *);
059ec3d9
PH		 395extern BOOL transport_check_waiting(uschar *, uschar *, int, uschar *,
396 BOOL *);
397extern void transport_init(void);
398extern BOOL transport_pass_socket(uschar *, uschar *, uschar *, uschar *,
399 int);
400extern uschar *transport_rcpt_address(address_item *, BOOL);
401extern BOOL transport_set_up_command(uschar ***, uschar *, BOOL, int,
402 address_item *, uschar *, uschar **);
403extern void transport_update_waiting(host_item *, uschar *);
404extern BOOL transport_write_block(int, uschar *, int);
1ba28e2b 405extern BOOL transport_write_string(int, const char *, ...);
511a6c14
JH		 406extern BOOL transport_headers_send(address_item *, int, uschar *, uschar *,
407 BOOL (*)(int, uschar *, int, BOOL), BOOL, rewrite_rule *, int);
059ec3d9
PH		 408extern BOOL transport_write_message(address_item *, int, int, int, uschar *,
409 uschar *, uschar *, uschar *, rewrite_rule *, int);
410extern void tree_add_duplicate(uschar *, address_item *);
411extern void tree_add_nonrecipient(uschar *);
412extern void tree_add_unusable(host_item *);
413extern int tree_insertnode(tree_node **, tree_node *);
414extern tree_node *tree_search(tree_node *, uschar *);
415extern void tree_write(tree_node *, FILE *);
38a0a95f 416extern void tree_walk(tree_node *, void (*)(uschar*, uschar*, void*), void *);
059ec3d9 417
8523533c
TK		 418#ifdef WITH_CONTENT_SCAN
419extern void unspool_mbox(void);
420#endif
421
4deaf07d
PH		 422extern int verify_address(address_item *, FILE *, int, int, int, int,
423 uschar *, uschar *, BOOL *);
059ec3d9 424extern int verify_check_dnsbl(uschar **);
4deaf07d 425extern int verify_check_header_address(uschar **, uschar **, int, int, int,
fe5b5d0b 426 uschar *, uschar *, int, int *);
059ec3d9 427extern int verify_check_headers(uschar **);
770747fd 428extern int verify_check_header_names_ascii(uschar **);
059ec3d9 429extern int verify_check_host(uschar **);
1c41c9cc 430extern int verify_check_notblind(void);
059ec3d9
PH		 431extern int verify_check_this_host(uschar **, unsigned int *, uschar*,
432 uschar *, uschar **);
433extern address_item *verify_checked_sender(uschar *);
434extern void verify_get_ident(int);
435extern BOOL verify_sender(int *, uschar **);
436extern BOOL verify_sender_preliminary(int *, uschar **);
437extern void version_init(void);
438
17c76198
PP		 439extern ssize_t write_to_fd_buf(int, const uschar *, size_t);
440
9d1c15ef
JH		 441/* vi: aw
442*/
059ec3d9 443/* End of functions.h */
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